/*
 * Java Genetic Algorithm Library (@__identifier__@).
 * Copyright (c) @__year__@ Franz Wilhelmstötter
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Author:
 *    Franz Wilhelmstötter (franz.wilhelmstoetter@gmail.com)
 */
package io.jenetics.incubator.metamodel.property;

import static java.util.Objects.requireNonNull;

import java.lang.annotation.Annotation;
import java.util.List;

import io.jenetics.incubator.metamodel.Path;
import io.jenetics.incubator.metamodel.access.Accessor;
import io.jenetics.incubator.metamodel.type.ModelType;

/**
 * @author <a href="mailto:franz.wilhelmstoetter@gmail.com">Franz Wilhelmstötter</a>
 * @version 7.2
 * @since 7.2
 */
record PropParam(
	Path path,
	Object enclosure,
	Object value,
	ModelType type,
	List<Annotation> annotations,
	Accessor accessor
) {

	PropParam {
		requireNonNull(path);
		requireNonNull(enclosure);
		requireNonNull(type);
		requireNonNull(accessor);
	}

	PropParam enclosed() {
		return new PropParam(
			enclosed(path),
			enclosure,
			value,
			type,
			annotations,
			accessor
		);
	}

	PropParam declosed() {
		return new PropParam(
			declosed(path),
			enclosure,
			value,
			type,
			annotations,
			accessor
		);
	}

	private static Path enclosed(final Path path) {
		if (!path.isEmpty() && path.element() instanceof Path.Field field) {
			return path.replace(new Path.EnclosingField(field.name()));
		} else {
			return path;
		}
	}

	static Path declosed(final Path path) {
		if (!path.isEmpty() && path.element() instanceof Path.EnclosingField field) {
			return path.replace(new Path.Field(field.name()));
		} else {
			return path;
		}
	}

}
